TABLE OF CONTENTSElectrical Data 13Blower Speed Selection 14Blower Performance Table 16Electrical - Low Voltage 16Freeze Protection Selection 16W
Page 10HYBRID GROUND LOOP/WELL WATER SYSTEMSThe GT-X dual refrigerant circuits with individual water connections for each, allows each refrigerant cir
Page 11Shut-off Valve with WasteVent at high pointCold InletHot Outletto homeInsulated water lines -5/8” OD 50 ft maximumPoweredWaterHeaterUpperelemen
Page 12Water Tank Preparation1. Turn off power or fuel supply to the hot water tank.2. Connect a hose to the drain valve on the water tank.3. Shut
Page 13ELECTRICAL-LINE VOLTAGEAll fi eld installed wiring, including electrical ground, must comply with the National Electrical Code as well as all ap
Page 14ECM FAN MOTORCFM Adjust settings: The CFM adjust setting allows four selections. The NORM setting is the factory default position. The + or – s
Page 15Cooling settings: 50YB,YC,YD,YE units* Heating settings: 50YD, YE units* Aux/Emerg Heat settings: 50YB,YC,YD,YEVersion I Version I Version I
Page 16Figure 19. Low Voltage Field WiringThermostat ConnectionsThe thermostat should be wired directly to the ICM2 control board as shown in Figure 1
Page 17Accessory ConnectionsA terminal paralleling the compressor contactor coil have been provided on the CXM/DXM control of the GT-X line. "A&q
Page 18Electrical Schematic
Page 19Features • Anti-short cycle protection • High and Low pressure cutouts • Water Coil freeze protection • Air Coil freeze protection • Rando
Page 2GENERAL INFORMATIONStorageCAUTION: DO NOT store or install units in corrosive environments or in locations subject to temperature or humidity ex
Page 20Safety FeaturesThe following safety features are provided to protect the compressor, heat exchangers, wiring and other components from damage c
Page 21Diagnostic FeaturesThe Status LED on the CXM control advises the serviceman of the current status of the CXM control. The status LED can displa
Page 22Troubleshooting InformationGeneralCXM board troubleshooting in general is best summarized as simply varifying inputs and outputs. After this p
Page 23See “Does not Operate in Clg”See “Only Comp Runs”StartDid Unit Attempt to Start?Did Unit Lockout at Start-up?Unit Short Cycles?Only Fan Runs?On
Page 24Functional TroubleshootingFault Htg Clg Possible Cause SolutionMain power Problems X X Green Status LED Off Check Line Voltage circuit breaker
Page 25Functional Troubleshooting (cont.)Performance TroubleshootingOnly Compressor Runs X X Thermostat wiringCheck G wiring at heat pump. Jumper G a
Page 26Operating LimitsEnvironment – This unit is designed for indoor installation ONLY.Power Supply – A voltage variation of +/– 10% of nameplate uti
Page 27Start up ProcedureWhen the disconnect switch is closed, high voltage is present in some areas of the electrical panel. Exercise caution when wo
Page 28Table 13. Unit operating pressures and temperaturesTable 11. Water Temperature Change Through Heat ExchangerTable 12. Water Pressure Drop Tab
Page 3To avoid equipment damage, DO NOT use these units as a source of heating or cooling during the construction process. The mechanical components a
Page 31CARRIER CORPORATIONLIMITED EXPRESS WARRANTY/LIMITATION OF REMEDIES AND LIABILITY FORRESIDENTIAL GEOTHERMAL PRODUCTSIt is expressly understood t
© LSB 2000 Rev.: 7/21/05D*69197346*69197346T0IAANSRDARD33PSMUPHEATTEAWRRCEUOSHTWIITOARIASCOMPLYNGMRERUTCAFUNACERTIFIEDThe manufacturer works contin
Page 4Physical DimensionsINSTALLATIONOverall Cabinet Discharge ConnectionWater Connections Electrical KnockoutsReturn Connectionusing std deluxe filte
Page 5The installation of geothermal heat pump units and all associated components, parts and accessories which make up the installation shall be in a
Page 6Never use fl exible hoses smaller than 1" inside diameter on the unit and limit hose length to 10 ft. per connection. Check carefully for wa
Page 7 Type Minimum Temperature for Freeze Protection 10°F 15°F 20°F 25°F Methanol 25% 21% 16% 10%100% USP food grade Propylene Gl
Page 8Antifreeze may be added before, during or after the fl ushing procedure. However, depending upon which time is chosen, antifreeze could be wasted
Page 9Water QualityWater quality should be plentiful and of good quality. Table 4 shows recommended water quality guidelines. The unit can be ordered
Commentaires sur ces manuels